Home / 9,928.07-13,691.60-6,746.14

Finding the Fourth Proportional to 9,928.07, 13,691.60 and 6,746.14

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Solution

The fourth proportional to 9,928.07, 13,691.60 and 6,746.14 is: 9,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.07 : 13,691.60 = 6,746.14 : x
  2. Step 2: Convert to fraction form
    9,928.07/13,691.60 = 6,746.14/x
  3. Step 3: Cross multiply
    9,928.07x = 13,691.60 × 6,746.14
  4. Step 4: Simplify right side
    9,928.07x = 92,365,399.33
  5. Step 5: Solve for x
    x = 92,365,399.33/9,928.07
  6. Step 6: Final answer
    x = 9,303.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.